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-rw-r--r--contrib/correctness/ptactic.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/contrib/correctness/ptactic.ml b/contrib/correctness/ptactic.ml
index a4b62c53c4..66633277a9 100644
--- a/contrib/correctness/ptactic.ml
+++ b/contrib/correctness/ptactic.ml
@@ -220,7 +220,7 @@ let correctness s p opttac =
let env = Global.env () in
let sign = Global.named_context () in
let sigma = Evd.empty in
- let cty = Reduction.nf_betaiota env sigma cty in
+ let cty = Reduction.nf_betaiota cty in
let id = id_of_string s in
start_proof id Declare.NeverDischarge sign cty;
Penv.new_edited id (v,p);